package com.ex06_3.activity;import android.app.Activity;import android.content.Intent;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;public class ActivityMain extends Activity {	OnClickListener listener1 = null;	OnClickListener listener2 = null;	Button button1;	Button button2;		static final int REQUEST_CODE = 1;	    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {		super.onCreate(savedInstanceState);		listener1 = new OnClickListener() {			public void onClick(View v) {				Intent intent1 = new Intent(ActivityMain.this, Activity1.class);				intent1.putExtra("activityMain", "數(shù)據(jù)來(lái)自activityMain");				startActivityForResult(intent1, REQUEST_CODE);			}		};		listener2 = new OnClickListener() {			public void onClick(View v) {				setTitle("這是在ActivityMain");				Intent intent2 = new Intent(ActivityMain.this, Activity2.class);				startActivity(intent2);			}		};		setContentView(R.layout.main);		button1 = (Button) findViewById(R.id.button1);		button1.setOnClickListener(listener1);		button2 = (Button) findViewById(R.id.button2);		button2.setOnClickListener(listener2);		setTitle("ActivityMain");	}        @Override	protected void onActivityResult(int requestCode, int resultCode, Intent data) {		if (requestCode == REQUEST_CODE) {			if (resultCode == RESULT_CANCELED)				setTitle("取消");			else if (resultCode == RESULT_OK) {				String temp=null;				 Bundle extras = data.getExtras();			        if (extras != null) {			        	temp = extras.getString("store");			        }				setTitle(temp);			}		}	}}